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- /**
- * @license Copyright (c) 2003-2017, CKSource - Frederico Knabben. All rights reserved.
- * For licensing, see LICENSE.md.
- */
- import Model from '../../../src/model/model';
- import Position from '../../../src/model/position';
- import UnwrapDelta from '../../../src/model/delta/unwrapdelta';
- import WrapDelta from '../../../src/model/delta/wrapdelta';
- import MoveOperation from '../../../src/model/operation/moveoperation';
- import RemoveOperation from '../../../src/model/operation/removeoperation';
- import ReinsertOperation from '../../../src/model/operation/reinsertoperation';
- describe( 'UnwrapDelta', () => {
- let unwrapDelta, doc, root;
- beforeEach( () => {
- const model = new Model();
- doc = model.document;
- root = doc.createRoot();
- unwrapDelta = new UnwrapDelta();
- } );
- describe( 'constructor()', () => {
- it( 'should create unwrap delta with no operations added', () => {
- expect( unwrapDelta.operations.length ).to.equal( 0 );
- } );
- } );
- describe( 'type', () => {
- it( 'should be equal to unwrap', () => {
- expect( unwrapDelta.type ).to.equal( 'unwrap' );
- } );
- } );
- describe( 'position', () => {
- it( 'should be null if there are no operations in delta', () => {
- expect( unwrapDelta.position ).to.be.null;
- } );
- it( 'should be equal to the position before unwrapped node', () => {
- unwrapDelta.operations.push( new MoveOperation( new Position( root, [ 1, 2, 0 ] ), 4, new Position( root, [ 1, 2 ] ) ) );
- unwrapDelta.operations.push( new RemoveOperation( new Position( root, [ 1, 6 ] ), 1, new Position( doc.graveyard, [ 0 ] ) ) );
- expect( unwrapDelta.position.root ).to.equal( root );
- expect( unwrapDelta.position.path ).to.deep.equal( [ 1, 2 ] );
- } );
- } );
- describe( 'getReversed', () => {
- it( 'should return empty WrapDelta if there are no operations in delta', () => {
- const reversed = unwrapDelta.getReversed();
- expect( reversed ).to.be.instanceof( WrapDelta );
- expect( reversed.operations.length ).to.equal( 0 );
- } );
- it( 'should return correct WrapDelta', () => {
- unwrapDelta.operations.push( new MoveOperation( new Position( root, [ 1, 2, 0 ] ), 4, new Position( root, [ 1, 2 ] ) ) );
- unwrapDelta.operations.push( new RemoveOperation( new Position( root, [ 1, 6 ] ), 1, new Position( doc.graveyard, [ 0 ] ) ) );
- const reversed = unwrapDelta.getReversed();
- expect( reversed ).to.be.instanceof( WrapDelta );
- expect( reversed.operations.length ).to.equal( 2 );
- // WrapDelta which is an effect of reversing UnwrapDelta has ReinsertOperation instead of InsertOperation.
- // This is because we will "wrap" nodes into the element in which they were in the first place.
- // That element has been removed so we reinsert it from the graveyard.
- expect( reversed.operations[ 0 ] ).to.be.instanceof( ReinsertOperation );
- expect( reversed.operations[ 0 ].howMany ).to.equal( 1 );
- expect( reversed.operations[ 0 ].targetPosition.path ).to.deep.equal( [ 1, 6 ] );
- expect( reversed.operations[ 1 ] ).to.be.instanceof( MoveOperation );
- expect( reversed.operations[ 1 ].sourcePosition.path ).to.deep.equal( [ 1, 2 ] );
- expect( reversed.operations[ 1 ].howMany ).to.equal( 4 );
- expect( reversed.operations[ 1 ].targetPosition.path ).to.deep.equal( [ 1, 6, 0 ] );
- } );
- } );
- it( 'should provide proper className', () => {
- expect( UnwrapDelta.className ).to.equal( 'engine.model.delta.UnwrapDelta' );
- } );
- } );
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